[BUG] Outdated reference for documentation in error message when indexing a malformed document

Describe the bug
In the validation phase when an error is reported, the reference points to a previous version of the documentation

To Reproduce
create a malformed document and get an error from indexing. the response will contain the error message with the outdated referebce

marqo/src/marqo/tensor_search/validation.py

Line 450 in ba2e99a

    
           f"please check `https://docs.marqo.ai/0.0.15/Advanced-Usage/document_fields/#multimodal-combination-object` for more info.")

Expected behavior
References the latest documentation

Screenshots

However, this field `multimodal` is not in the add_document parameter mappings `{}`, which is not supported.Please change the type of your field content.If you aim to use dictionary filed content as a special field,please check `https://docs.marqo.ai/0.0.15/Advanced-Usage/document_fields/#multimodal-combination-object` for more info.',

Desktop (please complete the following information):
Amazon Linux 2